Hidden shower storage



FIG. 1 is a perspective view of hidden shower storage showing our new design;

FIG. 2 is a top plan view there;

FIG. 3 is a front view thereof;

FIG. 4 is a side view thereof; and,

FIG. 5 is another side view thereof.

The broken lines showing of a tub are for illustrative purposes and form no part of the claimed design. 

The ornamental design for a hidden shower storage, as shown and described. 